contextmasterclass.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

contextmasterclass.com

DNSSEC⚠️ Not signed
A54.215.31.113🇺🇸 Amazon54.215.0.0/17 EC2 SFO prefix
NSns1.dyna-ns.net ⭐
A2400:cb00:2049:1::a29f:1a5c🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A2400:cb00:2049:1::a29f:1b9e🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A162.159.26.92Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns1.dyna-ns.net
A162.159.27.158Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns1.dyna-ns.net
NSns2.dyna-ns.net
A2400:cb00:2049:1::a29f:1805🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A2400:cb00:2049:1::a29f:1905🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A162.159.24.5Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns2.dyna-ns.net
A162.159.25.5Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns2.dyna-ns.net
SOAns1.dyna-ns.netdns@dyna-ns.net serial=1

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1793189761

DNS History

9 records (3 active, 6 former)

20162017201820192020202120222023202420252026NSns1.dyna-ns.netns2.dyna-ns.netinform.antenna.dkns.antenna.nlMXantivir3.antenna.nlarchive.antenna.nlA54.215.31.113176.9.118.41213.206.93.51
○NSinform.antenna.dk2015-05-15 → 2017-03-21 · 4 obs
● 2015-05-15 07:29:32
● 2017-03-21 09:05:22
○ 2026-09-10 09:36:38
○ 2026-10-28 12:38:08
○NSns.antenna.nl2015-05-15 → 2017-03-21 · 4 obs
● 2015-05-15 07:29:32
● 2017-03-21 09:05:22
○ 2026-09-10 09:36:38
○ 2026-10-28 12:38:08
●NSns1.dyna-ns.net2026-09-10 → 2026-10-28 · 3 obs
○ 2017-03-21 09:05:22
● 2026-09-10 09:36:38
● 2026-10-28 12:38:08
●NSns2.dyna-ns.net2026-09-10 → 2026-10-28 · 3 obs
○ 2017-03-21 09:05:22
● 2026-09-10 09:36:38
● 2026-10-28 12:38:08
○MXantivir3.antenna.nl2015-05-15 → 2017-03-21 · 4 obs
● 2015-05-15 07:29:32
● 2017-03-21 09:05:22
○ 2026-09-10 09:36:38
○ 2026-10-28 12:38:08
○MXarchive.antenna.nl2015-05-15 → 2017-03-21 · 4 obs
● 2015-05-15 07:29:32
● 2017-03-21 09:05:22
○ 2026-09-10 09:36:38
○ 2026-10-28 12:38:08
○A176.9.118.412017-03-21 → 2017-03-21 · 4 obs
○ 2016-07-07 14:25:14
● 2017-03-21 09:05:22
○ 2026-09-10 09:36:38
○ 2026-10-28 12:38:08
○A213.206.93.512015-05-15 → 2016-07-07 · 4 obs
● 2015-05-15 07:29:32
● 2016-07-07 14:25:14
○ 2017-03-21 09:05:22
○ 2026-10-28 12:38:08
●A54.215.31.1132026-09-10 → 2026-10-28 · 5 obs
○ 2017-03-21 09:05:22
● 2026-09-10 09:36:38
○ 2026-09-30 14:15:54
● 2026-10-17 11:12:36
● 2026-10-28 12:38:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
contextmasterclass.comns2.dyna-ns.net, ns1.dyna-ns.net-

✅ Authoritative Response

Server:162.159.26.92

NS records: ns2.dyna-ns.net, ns1.dyna-ns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for contextmasterclass.com (unsigned zone)

⏱️ Timing

Total: 508ms | Queries: -

📄 Records

TypeCountSample Data
A154.215.31.113
NS2ns1.dyna-ns.net, ns2.dyna-ns.net
SOA1ns1.dyna-ns.net dns.dyna-ns.net

Analysis

IP Addresses

contextmasterclass.com resolves to just one IP address, 54.215.31.113.

Name Servers

DNS delegation for contextmasterclass.com points to two name servers: ns1.dyna-ns.net and ns2.dyna-ns.net.

The host names ns1.dyna-ns.net and ns2.dyna-ns.net each point to four IP numbers: ns1.dyna-ns.net points to 162.159.26.92, 162.159.27.158, 2400:cb00:2049:1::a29f:1a5c and 2400:cb00:2049:1::a29f:1b9e. ns2.dyna-ns.net points to 162.159.24.5, 162.159.25.5, 2400:cb00:2049:1::a29f:1805 and 2400:cb00:2049:1::a29f:1905.